NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,442 terms related to cancer and medicine.
We offer a widget that you can add to your website to let users look up cancer-related terms. Get NCI’s Dictionary of Cancer Terms Widget.
- An enzyme made in the body that helps dissolve blood clots. A form of this enzyme is made in the laboratory to treat heart attacks, strokes, and clots in the lungs. It is also being studied in the treatment of cancer. tPA is a type of systemic thrombolytic agent. Also called tissue plasminogen activator.